linux-kernel - [PATCH v5 2/6] dt-bindings: PCI: qcom,pcie-sa8775p: document qcs8300

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Message-Id: <20250507031019.4080541-3-quic_ziyuzhan@quicinc.com>
Date: Wed,  7 May 2025 11:10:15 +0800
From: Ziyue Zhang <quic_ziyuzhan@...cinc.com>
To: vkoul@...nel.org, kishon@...nel.org, robh@...nel.org, krzk+dt@...nel.org,
        conor+dt@...nel.org, dmitry.baryshkov@...aro.org,
        neil.armstrong@...aro.org, abel.vesa@...aro.org,
        manivannan.sadhasivam@...aro.org, lpieralisi@...nel.org, kw@...ux.com,
        bhelgaas@...gle.com, andersson@...nel.org, konradybcio@...nel.org
Cc: linux-phy@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        linux-pci@...r.kernel.org, quic_qianyu@...cinc.com,
        quic_krichai@...cinc.com, quic_vbadigan@...cinc.com,
        Ziyue Zhang <quic_ziyuzhan@...cinc.com>
Subject: [PATCH v5 2/6] dt-bindings: PCI: qcom,pcie-sa8775p: document qcs8300

Add compatible for qcs8300 platform, with sa8775p as the fallback.

Signed-off-by: Ziyue Zhang <quic_ziyuzhan@...cinc.com>
---
 .../bindings/pci/qcom,pcie-sa8775p.yaml       | 26 ++++++++++++++-----
 1 file changed, 19 insertions(+), 7 deletions(-)

diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie-sa8775p.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie-sa8775p.yaml
index efde49d1bef8..154bb60be402 100644
--- a/Documentation/devicetree/bindings/pci/qcom,pcie-sa8775p.yaml
+++ b/Documentation/devicetree/bindings/pci/qcom,pcie-sa8775p.yaml
@@ -16,7 +16,12 @@ description:
 
 properties:
   compatible:
-    const: qcom,pcie-sa8775p
+    oneOf:
+      - const: qcom,pcie-sa8775p
+      - items:
+          - enum:
+              - qcom,pcie-qcs8300
+          - const: qcom,pcie-sa8775p
 
   reg:
     minItems: 6
@@ -45,7 +50,7 @@ properties:
 
   interrupts:
     minItems: 8
-    maxItems: 8
+    maxItems: 9
 
   interrupt-names:
     items:
@@ -57,13 +62,16 @@ properties:
       - const: msi5
       - const: msi6
       - const: msi7
+      - const: global
 
   resets:
-    maxItems: 1
+    minItems: 1
+    maxItems: 2
 
   reset-names:
     items:
       - const: pci
+      - const: link_down
 
 required:
   - interconnects
@@ -129,7 +137,8 @@ examples:
                          <GIC_SPI 313 IRQ_TYPE_LEVEL_HIGH>,
                          <GIC_SPI 314 IRQ_TYPE_LEVEL_HIGH>,
                          <GIC_SPI 374 IRQ_TYPE_LEVEL_HIGH>,
-                         <GIC_SPI 375 IRQ_TYPE_LEVEL_HIGH>;
+                         <GIC_SPI 375 IRQ_TYPE_LEVEL_HIGH>,
+                         <GIC_SPI 518 IRQ_TYPE_LEVEL_HIGH>;
             interrupt-names = "msi0",
                               "msi1",
                               "msi2",
@@ -137,7 +146,8 @@ examples:
                               "msi4",
                               "msi5",
                               "msi6",
-                              "msi7";
+                              "msi7",
+                              "global";
             #interrupt-cells = <1>;
             interrupt-map-mask = <0 0 0 0x7>;
             interrupt-map = <0 0 0 1 &intc GIC_SPI 434 IRQ_TYPE_LEVEL_HIGH>,
@@ -157,8 +167,10 @@ examples:
 
             power-domains = <&gcc PCIE_0_GDSC>;
 
-            resets = <&gcc GCC_PCIE_0_BCR>;
-            reset-names = "pci";
+            resets = <&gcc GCC_PCIE_1_BCR>,
+                     <&gcc GCC_PCIE_1_LINK_DOWN_BCR>;
+            reset-names = "pci",
+                          "link_down";
 
             perst-gpios = <&tlmm 2 GPIO_ACTIVE_LOW>;
             wake-gpios = <&tlmm 0 GPIO_ACTIVE_HIGH>;
-- 
2.34.1